package com.sishu.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.sishu.pojo.Student;
import org.apache.ibatis.annotations.Select;


public interface StudentMapper extends BaseMapper<Student> {

    //根据用户id查询用户
    @Select("select * from student where s_id = #{sId}")
    Student selectbysId(String sId);


}
